Impending free-agent QB Kirk Cousins was mostly average as a passer in September (79-of-124 for 989 yards, three touchdowns and three interceptions) and December (85-of-134, 1,090 yards, four TDs and three interceptions) but excelled in October and November (combined 220-of-313 for 2,551 yards, 17 TDs and four interceptions).